package com.atguigu.lease.web.app.custom.interceptor;

import com.atguigu.lease.common.context.LoginUser;
import com.atguigu.lease.common.context.LoginUserContext;
import com.atguigu.lease.common.exception.LeaseException;
import com.atguigu.lease.common.result.ResultCodeEnum;
import com.atguigu.lease.common.utils.JwtUtil;
import io.jsonwebtoken.Claims;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
import org.springframework.stereotype.Component;
import org.springframework.web.servlet.HandlerInterceptor;
@Component
public class AuthenticationInterceptor implements HandlerInterceptor {

    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
        String token = request.getHeader("access_token");
         if(token==null){
              throw  new LeaseException(ResultCodeEnum.APP_LOGIN_AUTH);
         }else{
             Claims claims = JwtUtil.parseToken(token);
             String phone = claims.get("userName", String.class);
             Long userId = claims.get("userId", Long.class);
             LoginUserContext.set(new LoginUser(userId,phone));
         }
         return true;

    }

    @Override
    public void afterCompletion(HttpServletRequest request, HttpServletResponse response, Object handler, Exception ex) throws Exception {
          LoginUserContext.remove();
    }
}
